RAC155 + RAC158 Double serrated blade head, compatible with Ryobi cordless grass trimmers, 2 blades

【PACKAGE INCLUDES】 1 Pc Bladed Trimmer Head + 2 Pcs Quick-Loading Blades.【EASY-TO-INSTALL BLADE CUTTING SYSTEM】 Say goodbye to annoying line cutting systems; you don't have to struggle with your trimmer line getting stuck. The FourShow single-blade trimmer head is easy to install; simply push it into the trimmer socket and it automatically locks into place with the help of the side push buttons. [QUICK-LOADING BLADES] The FourShow blade trimmer head requires no screws or tools; simply load the blade directly, and it can be replaced in seconds. [WIDELY COMPATIBLE] The FourShow blade trimmer head is compatible with RYOBI ONE PLUS+, 18V, Hybrid, 24V, and 40V models: OLT1825, OLT1825M, OLT1830H, OLT1831, OLT1831H, OLT1831S, OLT1832, RLT1825LI, RLT1825M13, RLT1825M13S, and RLT1825M20S. RLT1825M183S RLT1830H25 RLT183113 RLT1831H20 RLT1831H25 RLT1831H25PK RLT1831H25F RLT183220S RLT183225PK RLT36 RLT36B33 RLT36C33 RLT2925, can replace RAC155 Double Dented Blade Head. [NOTE: Not compatible with RYOBI 40V EXPAND IT] [ABOUT REPLACEMENT BLADES] Made of PA6 (Nylon), soak the blades in water overnight before use for longer life. Good for grass and thin brush, not for saplings or other tough materials. For optimal use, avoid using this accessory for edging, work with bricks, chains, or wooden fences.